Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Flemming M. Nicolaisen"'
Publikováno v:
Journal of Molecular Spectroscopy. 229:244-256
The Fourier transform gas-phase IR spectrum of isoxazole, C3H3NO, between 550 and 1700 cm(-1) was measured with a resolution of ca. 0.003 cm(-1). Ten fundamental bands in the region 800-1700 cm(-1) have been analyzed by the Watson Hamiltonian model t
Autor:
M. Visca, Timothy J. Wallington, Ole John Nielsen, G. Marchionni, V. Librando, F. Blandini, N. R. Jensen, M. Avataneo, Flemming M. Nicolaisen, M. P. Sulbaek Andersen, Michael D. Hurley, Jens Hjorth
Publikováno v:
The Journal of Physical Chemistry A. 108:1964-1972
Smog chambers equipped with FTIR spectrometers were used to study the Cl atom and OH radical initiated oxidation of CH 3 O(CF 2 CF 2 O) n CH 3 (n = 1-3) in 720 ′ 20 Torr of air at 296 ′ 3 K. Relative rate techniques were used to measure k(Cl + CH
Publikováno v:
The Journal of Physical Chemistry A. 107:1979-1991
The ionic speciation and the optical properties of aqueous H2SO4 have been investigated as a function of temperature and acid concentration by spectroscopic techniques. FT-Raman spectra have been obtained of 1.43−44.04 molal (12−81 wt %) aqueous
Publikováno v:
Journal of Molecular Spectroscopy. 210:259-270
Room temperature measurements of self-, air-, and oxygen-broadening coefficients are reported for 101 pure rotational absorption lines for 16 O 3 covering a range of 7≤ J ″≤34 and 3≤ K −1 ″≤11 in the spectral region 50 to 90 cm − . In
Autor:
J. Vander Auwera, G. Masciarelli, Keith P. Shine, L.K. Christensen, Geoffrey Duxbury, G. Di Lonardo, J.A. Beukes, R.J. Knight, Michel Herman, R. S. Freckleton, D.A. Newnham, J. Ballard, Flemming M. Nicolaisen, Robert McPheat
Publikováno v:
Journal of Quantitative Spectroscopy and Radiative Transfer. 66:109-128
An intercomparison of measurements of infra-red absorption cross-sections and integrated absorption intensities in HCFC-22 has been carried out. Independent measurements were made by five spectroscopy groups so that their experimental methods and dat
Autor:
Flemming M. Nicolaisen, J.A Beukes
Publikováno v:
Journal of Quantitative Spectroscopy and Radiative Transfer. 66:185-198
High-resolution (0.03 cm −1 ) infrared absorption cross sections and integrated absorption intensities for difluoromethane (HFC-32) and 1,1,1,2-tetrafluoroethane (HFC-134a) are reported for the 50–650 cm −1 spectral region. The data presented a
Publikováno v:
Journal of Molecular Spectroscopy. 200:235-247
The distribution of ozone isotopomers in ozone mixtures produced by electric discharge in mixtures of (16)O(2) and (18)O(2) at 77 K was measured by high-resolution FTIR spectroscopy. It was of key importance to assess not only the total amount of iso
Publikováno v:
Journal of Molecular Spectroscopy. 198:77-93
The Fourier transform gas-phase IR spectrum of 1,2,4-triazine between 550 and 1700 cm(-1) was measured with a resolution of ca. 0.003 cm(-1). Comparing with the liquid-phase IR and Raman spectra and using ab initio predictions, most of the fundamenta
Publikováno v:
Atmospheric Environment. 32:2825-2833
The integrated absorption coefficients of CF 3 OCF 2 H, CF 2 HOCF 2 H, CH 3 OCF 2 CF 2 H, CH 3 OCF 2 CFClH, CH 3 CH 2 OCF 2 CF 2 H, CF 3 CH 2 OCF 2 CF 2 H and CH 2 CHCH 2 OCF 2 CF 2 H have been measured at 298 K for use in calculations of their gl
Autor:
Flemming M. Nicolaisen, Thorvald Pedersen, Niels Larsen, Georg Ole Sørensen, Helge Egsgaard, L.K. Christensen
Publikováno v:
Journal of Molecular Spectroscopy. 175:220-233
The rotational spectrum of ozone in the far IR, obtained with a 0.004 cm −1 resolution, has been used to quantify ozone isotopomers in an artificially produced mixture of normal and 18 O substituted ozone species. Higher order terms in the dipole o